diff --git a/IT/linux/arch.md b/IT/linux/arch.md
index 12b9f83..4ca4973 100644
--- a/IT/linux/arch.md
+++ b/IT/linux/arch.md
@@ -2,8 +2,12 @@
 
 #### clés GPG corrompue ou usagé
 
-`sudo pacman -S archlinux-keyring`
+```
+sudo pacman -S archlinux-keyring
+sudo pacmam-key --init
+sudo pacman-key --populate archlinux
+```
 
 
 #### Personaliser un iso arch
-[archiso](https://wiki.archlinux.org/index.php/Archiso)
\ No newline at end of file
+[archiso](https://wiki.archlinux.org/index.php/Archiso)